Discover Long Island (DLI) is the official destination marketing organization for Long Island, responsible for promoting Suffolk Counties as a year-round travel destination. As a nonprofit organization, DLI works to drive tourism, economic development, and regional visibility by showcasing Long Island’s vibrant downtowns, beaches, wineries, cultural institutions, and small businesses. Through strategic marketing campaigns, partnerships, public relations, and major event activations, Discover Long Island connects visitors with authentic experiences across the region. The organization collaborates with local businesses, chambers, and community organizations to strengthen Long Island’s tourism ecosystem and support the local economy. Discover Long Island also works closely with state and national partners, including I LOVE NY, to position the region on both domestic and international stages. By highlighting Long Island’s diverse attractions and communities, Discover Long Island helps bring visitors, meetings, and events to the region year-round.